/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

body {
    background-color: #111827;
    color: #e5e7eb;
    min-height: 100vh;
}

/* Header */
header {
    background-color: rgba(17, 24, 39, 0.9);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 50;
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 32px;
}

nav .logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: #06b6d4;
}

nav ul {
    display: flex;
    gap: 12px;
    list-style: none;
}

nav ul li a {
    color: #e5e7eb;
    text-decoration: none;
    padding: 6px 12px;
    border-radius: 8px;
    transition: 0.3s;
}

nav ul li a:hover {
    color: #f59e0b;
    border: 1px solid #f59e0b;
}

/* Main Contact Card */
main {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 64px 16px;
}

.contact-card {
    background-color: #1f2937;
    padding: 32px;
    border-radius: 24px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.3);
    max-width: 500px;
    width: 100%;
    text-align: center;
}

.contact-card h1 {
    color: #d946ef;
    margin-bottom: 32px;
    font-size: 2rem;
}

/* Form */
form {
    display: flex;
    flex-direction: column;
    gap: 20px;
    text-align: left;
}

form label {
    font-weight: 500;
    margin-bottom: 6px;
}

form input, form textarea {
    width: 100%;
    padding: 12px 16px;
    border-radius: 8px;
    border: 1px solid #4b5563;
    background-color: #374151;
    color: #fff;
    outline: none;
    transition: all 0.3s ease;
}

form input:focus, form textarea:focus {
    border-color: #d946ef;
    box-shadow: 0 0 0 3px rgba(217,70,239,0.3);
}

/* Button */
.btn-submit {
    background: linear-gradient(90deg, #ff7e5f, #feb47b);
    color: #fff;
    padding: 12px 24px;
    border: none;
    border-radius: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 6px 20px rgba(0,0,0,0.3);
}

.btn-submit:hover {
    background: linear-gradient(90deg, #feb47b, #ff7e5f);
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 25px rgba(0,0,0,0.4);
}

/* Confirmation */
#confirmation {
    display: none;
    color: #22c55e;
    font-weight: 600;
    margin-top: 12px;
}

/* Responsive */
@media(max-width:768px){
    nav {
        flex-direction: column;
    }
    nav .logo {
        margin-bottom: 12px;
    }
    main {
        padding: 32px 16px;
    }
}